diff --git a/coreapi/ec-calibrator.c b/coreapi/ec-calibrator.c
index e99912c1b..43d510cee 100644
--- a/coreapi/ec-calibrator.c
+++ b/coreapi/ec-calibrator.c
@@ -114,8 +114,10 @@ static void ecc_deinit_filters(EcCalibrator *ecc){
 static void on_tone_sent(void *data, MSFilter *f, unsigned int event_id, void *arg){
 	MSDtmfGenEvent *ev=(MSDtmfGenEvent*)arg;
 	EcCalibrator *ecc=(EcCalibrator*)data;
-	ecc->acc-=ev->tone_start_time;
-	ms_message("Sent tone at %u",(unsigned int)ev->tone_start_time);
+	if (ev->tone_name[0] != '\0'){
+		ecc->acc-=ev->tone_start_time;
+		ms_message("Sent tone at %u",(unsigned int)ev->tone_start_time);
+	}
 }
 
 static bool_t is_valid_tone(EcCalibrator *ecc, MSToneDetectorEvent *ev){
@@ -159,21 +161,21 @@ static void ecc_play_tones(EcCalibrator *ecc){
 	/* configure the tones to be scanned */
 	
 	strncpy(expected_tone.tone_name,"freq1",sizeof(expected_tone.tone_name));
-	expected_tone.frequency=2000;
+	expected_tone.frequency=2349.32;
 	expected_tone.min_duration=40;
 	expected_tone.min_amplitude=0.1f;
 
 	ms_filter_call_method (ecc->det,MS_TONE_DETECTOR_ADD_SCAN,&expected_tone);
 	
 	strncpy(expected_tone.tone_name,"freq2",sizeof(expected_tone.tone_name));
-	expected_tone.frequency=2300;
+	expected_tone.frequency=2637.02;
 	expected_tone.min_duration=40;
 	expected_tone.min_amplitude=0.1f;
 
 	ms_filter_call_method (ecc->det,MS_TONE_DETECTOR_ADD_SCAN,&expected_tone);
 	
 	strncpy(expected_tone.tone_name,"freq3",sizeof(expected_tone.tone_name));
-	expected_tone.frequency=2500;
+	expected_tone.frequency=2093;
 	expected_tone.min_duration=40;
 	expected_tone.min_amplitude=0.1f;
 
@@ -191,20 +193,36 @@ static void ecc_play_tones(EcCalibrator *ecc){
 	ms_filter_add_notify_callback(ecc->gen,on_tone_sent,ecc,TRUE);
 	
 	/* play the three tones*/
-	
-	tone.frequencies[0]=2000;
+	strncpy(tone.tone_name, "D", sizeof(tone.tone_name));
+	tone.frequencies[0]=2349.32;
 	tone.duration=100;
 	ms_filter_call_method(ecc->gen,MS_DTMF_GEN_PLAY_CUSTOM,&tone);
 	ms_usleep(300000);
 	
-	tone.frequencies[0]=2300;
+	strncpy(tone.tone_name, "E", sizeof(tone.tone_name));
+	tone.frequencies[0]=2637.02;
 	tone.duration=100;
 	ms_filter_call_method(ecc->gen,MS_DTMF_GEN_PLAY_CUSTOM,&tone);
 	ms_usleep(300000);
 	
-	tone.frequencies[0]=2500;
+	strncpy(tone.tone_name, "C", sizeof(tone.tone_name));
+	tone.frequencies[0]=2093;
 	tone.duration=100;
 	ms_filter_call_method(ecc->gen,MS_DTMF_GEN_PLAY_CUSTOM,&tone);
+	ms_usleep(300000);
+	
+	/*these two next ones are for lyrism*/
+	
+	tone.tone_name[0]='\0';
+	tone.frequencies[0]=1046.5;
+	tone.duration=400;
+	ms_filter_call_method(ecc->gen,MS_DTMF_GEN_PLAY_CUSTOM,&tone);
+	ms_usleep(300000);
+	
+	tone.tone_name[0]='\0';
+	tone.frequencies[0]=1567.98;
+	tone.duration=400;
+	ms_filter_call_method(ecc->gen,MS_DTMF_GEN_PLAY_CUSTOM,&tone);
 	ms_sleep(1);
 	
 	if (ecc->freq1 && ecc->freq2 && ecc->freq3) {
diff --git a/tools/test_ecc.c b/tools/test_ecc.c
index 35c989416..83d4d4bb6 100644
--- a/tools/test_ecc.c
+++ b/tools/test_ecc.c
@@ -23,14 +23,16 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #if _MSC_VER
 #include <io.h>
 #endif
+static int done = 0;
 
 static void calibration_finished(LinphoneCore *lc, LinphoneEcCalibratorStatus status, int delay, void *data) {
 	ms_message("echo calibration finished %s.", status == LinphoneEcCalibratorDone ? "successfully" : "with faillure");
 	if (status == LinphoneEcCalibratorDone)
 		ms_message("Measured delay is %i", delay);
+	done = 1;
 }
 
-static char config_file[1024];
+static char config_file[1024] = {0};
 void parse_args(int argc, char *argv[]) {
 #ifndef F_OK
 #define F_OK 4
@@ -43,20 +45,19 @@ void parse_args(int argc, char *argv[]) {
 }
 
 int main(int argc, char *argv[]) {
-	int count = 0;
 	LinphoneCoreVTable vtable = {0};
 	LinphoneCore *lc;
 	if (argc > 1)
 		parse_args(argc, argv);
-	lc = linphone_core_new(&vtable, config_file, NULL, NULL);
+	lc = linphone_core_new(&vtable, config_file[0] ?  config_file  : NULL, NULL, NULL);
 
 	linphone_core_enable_logs(NULL);
 
 	linphone_core_start_echo_calibration(lc, calibration_finished, NULL, NULL, NULL);
 
-	while (count++ < 1000) {
+	while (!done) {
 		linphone_core_iterate(lc);
-		ms_usleep(10000);
+		ms_usleep(20000);
 	}
 	linphone_core_destroy(lc);
 	return 0;